acetylene[ə'setili:n]n.1.■【化学】乙炔,电石气;炔烃 [亦作ethine,ethyne]1.■black 【有机化学】乙炔黑
acetyleneacetylene[əˈsetili:n]n.1.■【化】乙炔; 电石气 acetylenelamp电石气灯, 矿灯
[əˈsɛtɪliːn]
noun
- (Chemistry)a colourless pungent-smelling hydrocarbon gas, which burns with a bright flame, used in welding and formerly in lighting
(化)乙炔 - Alternative name: ethyne; chem. formula: C2H2
又名： ethyne;化学分子式： C2H2
- mid 19th cent.: from acetic acid + -yl + ene
acetylene
名词 acetylene:
a colorless flammable gas used chiefly in welding and in organic synthesis
acetylene
■DOT regulations control the amount of acetone and acetylene allowed in each size cylinder.
dot的规范控制了允许充入每种尺寸钢瓶的丙酮和乙炔的数量。
■NMP is widely applied to aromatic hydrocarbons extracting ,acetylene,and diolefine purification.
NMP广泛用于芳烃萃取，乙烯、烯烃、二烯烃的纯化；
■Allene is an isomer of methyl acetylene.
丙二烯是甲基乙炔的一种异构体。
■Medium-pressure acetylene drying equipments adopt two-stage drying process.
中压乙炔干燥装置采用二级干燥工艺。
■The depository for acetylene cylinder.
乙炔瓶放置处
■The remaining 20%of the acetylene production is principally used for oxyacetylene cutting, heat treating, and welding.
乙炔生产的剩余20%主要用于氧乙炔切割、热处理和焊接。
■The results of acetylene reduction detection showed that 88.5% were effective for nitrogen fixation.
乙炔还原活力测定结果表明 ,88.5%为有效根瘤。
■An acetylene cylinder valve should not be opened more than approximately1 1 /2 turns.
乙炔钢瓶阀门不能开启得超过大约11/2圈。
■This paper introduced the technology progress in acetylene production,and specialized the characters of each process.
介绍了乙炔的生产方法和技术进展,列举了各种生产方法的特点。
■Methods to analyze purity of VCM and content of impurities including acetylene,water,nonvolatile substance,acid and iron are introduced.
介绍了氯乙烯单体的纯度以及单体中所含乙炔、水、不挥发物、酸、铁等杂质的分析方法。
■This paper describes the reason of adiabatic compression produced and its harm to the dissolved acetylene production.
介绍了绝热压缩产生的过程对溶解乙炔生产的安全影响以及有关预防措施。
■Carbon nanotubes(CNTs)were prepared from acetylene at 923 K with Ni as catalysts by chemical vapor deposition(CVD).
以乙炔为原料气,采用Ni粉为催化剂,在923K下,由化学气相沉积法(CVD)制得了碳纳米管。
■Company BDO is the world's most advanced to calcium carbide acetylene butanediol as raw material production facilities.
公司BDO是全球最先进的以电石乙炔为原料的丁二醇生产装置。
■After purification,the total content of hydrogen sulfide with hydrogen phosphide are less 10ppM in the acetylene gas.
净化后的乙炔气中硫化氢、磷化氢含量总和小于10ppm,净化效果好,安全可靠,成本低,效益好,值得乙炔站推广。
■The equipments for drawing lines include: conduit, oxygen, acetylene, decompressed valve, and electromagnetism valve.
划线装置主要有管道、氧气、乙炔、减压阀、电磁阀、回火器及划线枪组成，并装有自动点火装置，全部的操作都在数控工作台上自动完成。
■Trifluraiin inhibited the activity of acetylene reduction of A. chroococcum. when it was adde...
加强管理,恰当处置,农田施用污泥是实现污泥资源化,解决污泥出路的好办法。
■Both active carbon and acetylene black are corroded when they are used for either anodes or oxygen cathodes.
因此两种碳电极无论作为阳极还是氧阴极工作时均会被腐蚀. Pt对乙炔黑的催化活性明显强于活性炭.
■Always soap-test all regulator, torch, hose, and cylinder connections before placing acetylene equipment in service.
在使用乙炔设备之前，总是用肥皂水检查所有的调整器、吹管、胶管和钢瓶接头。
■In the high-pressure system both oxygen and acetylene are used from high-pressure cylinders.
在高压法中，氧气和乙炔都取用于高压瓶。
■Experiment indicates that Polyflon membrane is an excellent medium for the main malfunction gas (acetylene) permeation.
实验表明，聚四氟乙烯是对主要的故障气体(乙炔)进行渗透的非常好的介质。
■The amount of additives of PVDF binder and acetylene black conductor is studied in the paper.
对PVDF粘结剂和乙炔黑导电剂的添加量进行了优化研究。
■The electrode added with acetylene black shows the highest specific capacity and the lowest capacity density.
就体积比容量而言，CoO作添加剂的负极最高，而乙炔黑作添加剂的最低。 造成上述结果的原因在于它们的导电性、电催化特性以及松装密度的差异。
■Common market, there are nitrogen, air, hydrogen, ammonia, acetylene, propane, steam and other special relief valve.
市面上常见的有氮气、空气、氢气、氨、乙炔、丙烷、水蒸气等专用减压阀。
■G: Denotes gauges cleaned for gaseous steam, oxygen, hydrogen, carbon dioxide, acetylene and ammonia service etc.
指示用于蒸汽、氧气、氢气、二氧化碳和乙炔、氨。
■The acetylene reduction activity and its nodule structure were no difference from the nodule formed by parent strain.
接受了农药降解质粒的接合子保持了根瘤菌的共生性状、乙炔还原活性,所形成的根瘤结构与亲本株没有明显差别。
■This paper introduced the technology progress in acetylene production, and specialized the characters of each process.
摘要介绍了乙炔的生产方法和技术进展，列举了各种生产方法的特点。
■Highly combustible gases like acetylene shall be run individually away from other gases.
易燃气体,如乙炔,需要和其它气体分开,单独引入。
■In the darkness, the machine gun spat a vindictive white light like an acetylene torch.
机枪在黑暗中吐出一道凶厉的白光，活象一支喷火的乙炔吹管。
■The purification of acetylene by chlorination for production of dissolved acetylene.
溶解乙炔氯化净化技术及装置。
■Existing hydropower stations 4, corn starch plant, ferroalloy plant, acetylene plant, a brick factory all.
现有水电站4座、玉米淀粉厂、铁合金厂、电石厂、免烧砖厂各1座。
■Use: Used for all kinds of metal-welding and cutting machines to transport oxygen and acetylene.
用途:供各类金属熔焊及切割器械输送氧气和乙炔气体用。
■Use:Used for all kinds of metal-welding and cutting machines to transport oxygen and acetylene.
用途：供各类金属熔焊及切割器械输送氧气和乙炔气体用。
■The poly (3-methylthiophene) is used as electroactive material and mixed with acetylene black and P(VDF-HFP) to prepare a composite electrode.
由此得到的活性物质与乙炔黑、偏氟乙烯-六氟丙烯共聚物(P(VDF-HFP))混合制成复合电极。
■Baicheng City Acetylene Gas General Fact.
白城市乙炔气总厂。
■A part of polymeric deposit can be reconverted into methane and acetylene by hydrogen plasma.
积炭能够与氢气等离子体反应转化成甲烷和乙炔。
■Simply by adding an additional gas such as acetylene (C2H2), you can create chromium carbonitride.
简单地加入另外的气体例如乙炔，就能形成铬的碳氮化合物。
■Unit component of 30 kt/a Ukrainian acetylene unit with natural gas as fuel and its process were briefly introduced.
简要介绍了引进乌克兰3万t/a天然气制乙炔装置工艺单元组成及各单元工艺原理。
■Pure acetylene has a ethereal odor. Commercial (carbide) acetylene has a distinctive garlic-like odor; A colorless gas.
纯乙炔有类似醚的气味。商用（碳化物）有特别的类似大蒜一样的气味。无色气体。
■The experimental results showed that the product is indeed the goal of Bromoxynil acetylene.
结果表明实验得到的产物确实是目标产物对溴苯乙炔。
■These gauges are designed for measuring the pressure of medium acetylene.
该压力表适用于测量乙炔介质的压力。
■Monomer recovery is 99.97%, the recovery of acetylene is 99%, and the tail gas meet the state standard of discharge.
该装置运行后,尾气中单体回收率可达99.97%,乙炔回收率可达99%,且达到了国家排放标准。
■It also supplies liquid oxygen, liquid nitrogen, acetylene, carbon dioxide, hydrogen, propane, freon,liquid ammonia,and rare element gas.
还兼营液氧、液氮、液氩、乙炔气、二氧化碳、氢气、丙烷气、氟里昂、液氨及其他高纯和稀有气体。
■As a 10-year-old kid Pauline used a stolen acetylene torch to decapitate the globe of a gumball machine.
还是10岁小孩的时候，他就用偷来的乙炔枪割掉过口香糖贩卖机上的大罐子。
■The increase of radical CR and C atom also enhanced acetylene selectivity in C2 product.
这些深度脱氢物种的增多能够提高C2烃中乙炔的生成选择性，但也容易通过多聚形成积炭。
■However, either coal conversion or acetylene yield grew downwards as the feedstock rate was increased.
随着煤比能耗的增加,煤的转化率和乙炔收率呈增加趋势;